| Year | Count |
|---|---|
| 1914 | 6 |
| 1915 | 6 |
| 1916 | 7 |
| 1917 | 5 |
| 1918 | 10 |
| 1919 | 6 |
| 1920 | 7 |
| 1921 | 11 |
| 1922 | 5 |
| 1923 | 14 |
| 1924 | 16 |
| 1925 | 9 |
| 1926 | 8 |
| 1927 | 28 |
| 1928 | 22 |
| 1929 | 10 |
| 1930 | 17 |
| 1931 | 16 |
| 1932 | 6 |
| 1933 | 6 |
| 1936 | 5 |
| 1937 | 6 |
| 1939 | 5 |
| 1947 | 5 |
| 1948 | 16 |
| 1949 | 16 |
| 1950 | 7 |
| 1951 | 5 |
| 1953 | 5 |
| 1958 | 5 |
| 1961 | 6 |
| 1963 | 7 |
| 1965 | 5 |
| 1968 | 6 |
| 1970 | 5 |
| 1973 | 5 |
| 1975 | 5 |
| 1978 | 8 |
| 1986 | 7 |
| 1988 | 6 |
| 1989 | 10 |
| 1999 | 5 |
| 2000 | 10 |
| 2022 | 15 |